This has to do with trigonometry but i have no idea what to do because it's for a pretest I NEEEED help please /:
Thank you for the opportunity to help you with your question!
As secx is the reciprocal of cos x and we know that
y = A sec (Bx + C)
f(t) = -2 sec (Bx+c)
Periode = 2pi/B
Periode = 2pi
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